Dyfyniad APA

BOWLES, J. E. Physical and Geotechnical Properties of Soil. McGraw Hill International Book Company.

Dyfyniad Arddull Chicago

BOWLES, Joseph E. Physical and Geotechnical Properties of Soil. McGraw Hill International Book Company.

Dyfyniad MLA

BOWLES, Joseph E. Physical and Geotechnical Properties of Soil. McGraw Hill International Book Company.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.